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Johnson HA, Parvin L, Garnett I, DePeters EJ, Medrano JF, Fadel JG.Johnson HA, et al. Among authors: depeters ej.J Dairy Sci. 2007 Feb;90(2):616-29. doi: 10.3168/jds.S0022-0302(07)71544-8.J Dairy Sci. 2007.PMID: 17235137Free article.